'My hand was all in blood': Girl, 9, recounts shark bite ordeal Leah Lendel was with her family at a Florida beach when she felt something pull on her arm. Days later, she recounted the ordeal.

Leah Lendel is recovering from a shark bite at Tampa General Hospital. The 9-year-old nearly lost her hand in the June 11 attack but doctors were able to save it.

A brain blood clot, also known as a cerebral thrombosis or embolism, occurs when a clot blocks a blood vessel in the brain, interrupting blood flow and potentially leading to stroke or other ...

Discover how blood flow restriction training creates impressive strength gains using lightweight loads. This innovative technique delivers muscle growth.

Microplastics may cause blockages in blood vessels in the brain and affect behavior, according to a study on mice.

E-Ca coupling is a process that integrates electrical and calcium signaling in brain capillaries to ensure precise blood flow delivery to active neurons. Electrical signals enhance calcium entry ...

Ultimately, different shark species have different levels of smell sensitivity, with some reported to be able to detect a drop of blood per million parts of seawater.

Contrary to popular belief, the idea that sharks can smell blood from miles away may be a myth worth busting. To learn the truth how sharp a shark’s olfactory abilities really are and discover ...

CBS News climate producer Chris Spinder got into the water as sharks circled below. In this producer's notebook, he shares what he learned after a minor, but bloody, injury.

I wore Blood Flow Restriction training shorts for over one month to see if it could improve my exercise recovery routine. Here's what I learned about BFR for your muscles.

What steps can a person take to help reduce the risk of blood clots after surgery? Read on to learn more about the preventive measures.